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Leopold II, grand duke of Tuscany

(Encyclopedia)Leopold II, 1797–1870, grand duke of Tuscany (1824–59). Liberally inclined at first, he granted some reforms and undertook public works. In 1848 he approved a constitution and joined Sardinia in i...

Argyll, Archibald Campbell, 3d duke of

(Encyclopedia)Argyll, Archibald Campbell, 3d duke of, 1682–1761, Scottish nobleman; brother of the 2d duke. As lord high treasurer of Scotland (1705) and a commissioner for the union (1706), he helped negotiate t...

Argyll, John Campbell, 2d duke of

(Encyclopedia)Argyll, John Campbell, 2d duke of, 1678–1743, Scottish general; son of the 1st duke, whom he succeeded in 1703. For his ardent support of the union of England and Scotland he was created (1705) earl...

Maurice, duke and elector of Saxony

(Encyclopedia)Maurice, 1521–53, duke (1541–47) and elector (1547–53) of Saxony. A member of the Albertine branch of the ruling house of Saxony, he became duke of Albertine Saxony during the Protestant Reforma...

Gloucester, Thomas of Woodstock, duke of

(Encyclopedia)Gloucester, Thomas of Woodstock, duke of, 1355–97, English nobleman; youngest son of Edward III. He was betrothed (1374) to Eleanor, heiress of Humphrey de Bohun, earl of Hereford, and became earl o...

Igor, d. 945, duke of Kiev

(Encyclopedia)Igor ēˈkhər [key], d. 945, duke of Kiev (912–45), successor of Oleg as ruler of Kievan Rus. According to the Russian Primary Chronicle, a medieval history, Igor was the son of Rurik, founder of t...

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